↑↓
move
↵
open
esc
close
2026 GMC Sierra HD AT4
VIN
1GT4UPEY5TF243401
This 2026 GMC Sierra HD AT4 is listed at $77,900 with 10,487 miles in Okmulgee, OK.
FAIR PRICE
within $1,000 of the typical market price
Asking $77,900 · typical market price $78,900 · based on 149 comparable same-build listings.
Market Price Range
Below market
$73,383
Typical price
$78,900
Above market
$89,111
Based on
149
comparable same-build listings.
This vehicle:
$77,900 — within $1,000 of the typical market price ($78,900)
Market data as of August 16, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 6.6L · V8 · Diesel
- Drive
- 4WD/4-Wheel Drive/4x4
- Made by
- GENERAL MOTORS LLC
Safety
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✓ ABS
- ✓ Electronic stability
Price history for this VIN
Price dropped $254 (−0.3%) over 5 months.
Mar 14, 2026 · $78,154
Aug 7, 2026 · $77,900
Asking prices recorded across 6 listing dates for VIN 1GT4UPEY5TF243401, spanning 5 months.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Dick and Mike Bailey Motors Inc | Okmulgee, OK 74447 | $77,900 | 10,487 mi | 2026-08-07 |
| Dick and Mike Bailey Motors | Okmulgee, OK 74447 | $78,900 | 10,487 mi | 2026-07-22 |
| Dick Bailey Motors | Okmulgee, OK 74447 | $77,900 | 10,487 mi | 2026-07-22 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Dick Bailey Motors | Okmulgee, OK 74447 | $78,900 | 10,487 mi | 2026-07-22 |
| Dick and Mike Bailey Motors Inc | Okmulgee, OK 74447 | $78,900 | 10,487 mi | 2026-07-22 |
| Ken Garff Buick GMC | Riverdale, UT 84405 | $84,680 | — | 2026-03-19 |
| Ken Garff Buick GMC Riverdale | Ogden, UT 84405 | $78,154 | — | 2026-03-14 |
What would this 2026 GMC Sierra HD AT4 cost per month?
Estimate the monthly payment on a $77,900 vehicle. Move the numbers to match your own loan.
10% down
7.0% is a typical rate for a well-qualified buyer — use your own quote if you have one.
Loan term
Estimated monthly payment
$1,388
per month
60 months · 7.0% APR · $7,790 down
Amount financed
$70,110
Total interest
$13,170
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Watch the price on this model
Prices move every week. We'll email you when the typical asking price for a 2026 GMC Sierra HD moves 3% or more — no account, one-click unsubscribe.
We only email you about this vehicle's price. Unsubscribe from any message.
